Chattanooga area weather for Monday, July 27 Weather update tile By Local 3 News July 27, 2020 1 min read Today we will have lots of heat and humidity, high 92, heat index reaching 100. Scattered thunderstorms each afternoon through the week with cooling temperatures. Highs will be in the mid to upper 80s by mid week. Already have an account? Sign in Continue reading Subscribe Need help? Contact us OUT OF FREE ARTICLES You've used your free articles You've read all of your free articles for now. Subscribe for unlimited access to every story. Subscribe Sign in